<?php
/**
 * 产品实体模型
 * @author hushuai
 *
 */
class ProductModel extends Model {
	
	/**
	 array(
	 0.字段名
	 1.验证规则 [require 字段必须、email 邮箱、url URL地址、currency 货币、number 数字]
	 2.提示信息  {%usr_form_validata_email_email}
	 3.验证条件 [0.(默认)存在字段就验证;1.必须验证;2.值不为空的时候验证]
	 4.附加规则 [regex、function、callback、confirm、equal、in、length、between、
	 expire、ip_allow、ip_deny、unique]
	 5.验证时   [1.新增数据时候验证;2.编辑数据时候验证;3.(默认)全部情况下验证]
	 );
	 */
	protected $_validate = array(
	
	);
	
	/**
	 * 定义自动完成
	*/
	protected $_auto     = array(
		array('addtime','time',1,'function'),//add添加的时候自动填充
	);
	
	/**
	 * 特价商品启用
	 * @param Int $id 商品id
	 * @return array
	 */
	public function openSpecial($id){
	
		$map['id']        = $id;
		$map['isspecial'] = 1;
	
		return $this->save($map);
	}
	
	/**
	 * 判断是中文还是英文
	 * @param  String $str
	 * @return string
	 */
	public function is_chinese($str){
		
		$allen = preg_match("/^[^\x80-\xff]+$/", $str);   //判断是否是英文
		$allcn = preg_match("/^[".chr(0xa1)."-".chr(0xff)."]+$/",$str);  //判断是否是中文
		
		if($allen){
			return strtoupper($str);
		}else{
			return $this->pinyin($str);
		}
	}
	
	/**
	 * 
	 * @param  String $str
	 * @return string|NULL
	 */
	public function getFirstLetter($str){     
		$fchar = ord($str{0});  
		if($fchar >= ord("A") and $fchar <= ord("z") )return strtoupper($str{0});  
		$s1 = iconv("UTF-8","gb2312", $str);  
		$s2 = iconv("gb2312","UTF-8", $s1);  
		if($s2 == $str){$s = $s1;}
		else{$s = $str;}  
		$asc = ord($s{0}) * 256 + ord($s{1}) - 65536;  
		if($asc >= -20319 and $asc <= -20284) return "A";  
		if($asc >= -20283 and $asc <= -19776) return "B";  
		if($asc >= -19775 and $asc <= -19219) return "C";  
		if($asc >= -19218 and $asc <= -18711) return "D";  
		if($asc >= -18710 and $asc <= -18527) return "E";  
		if($asc >= -18526 and $asc <= -18240) return "F";  
		if($asc >= -18239 and $asc <= -17923) return "G";  
		if($asc >= -17922 and $asc <= -17418) return "I";  
		if($asc >= -17417 and $asc <= -16475) return "J";  
		if($asc >= -16474 and $asc <= -16213) return "K";  
		if($asc >= -16212 and $asc <= -15641) return "L";  
		if($asc >= -15640 and $asc <= -15166) return "M";  
		if($asc >= -15165 and $asc <= -14923) return "N";  
		if($asc >= -14922 and $asc <= -14915) return "O";  
		if($asc >= -14914 and $asc <= -14631) return "P";  
		if($asc >= -14630 and $asc <= -14150) return "Q";  
		if($asc >= -14149 and $asc <= -14091) return "R";  
		if($asc >= -14090 and $asc <= -13319) return "S";  
		if($asc >= -13318 and $asc <= -12839) return "T";  
		if($asc >= -12838 and $asc <= -12557) return "W";  
		if($asc >= -12556 and $asc <= -11848) return "X";  
		if($asc >= -11847 and $asc <= -11056) return "Y";  
		if($asc >= -11055 and $asc <= -10247) return "Z";  
		return null;  
	}
	
	/**
	 * 
	 * @param unknown_type $zh
	 * @return string
	 */
	function pinyin($zh){
		$ret = "";
		$s1 = iconv("UTF-8","gb2312", $zh);
		$s2 = iconv("gb2312","UTF-8", $s1);
		if($s2 == $zh){$zh = $s1;}
		for($i = 0; $i < strlen($zh); $i++){
			$s1 = substr($zh,$i,1);
			$p = ord($s1);
			if($p > 160){
				$s2 = substr($zh,$i++,2);
				$ret .= $this->getFirstLetter($s2);
			}else{
				$ret .= $s1;
			}
		}
		return $ret;
	}
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
}
?>
